OpenTechnical

OT-2026-000101449

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, pressure sensor per zone, sustained blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000101449) never changes.

Identity and time

Publication numberOT-2026-000101449 · never reused
Internal UUID01a0aea4-0e14-7103-97b5-2016cf5953b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101449
StatusPUBLIC

Content hashes

Canonical text2209c317c55b7ef85a7ea9a4c449473dd2ee511807e57cd0782e6bedfa2165a4
Markdown87a531c44c66d060299dd6104a3287dccb293b2b1f2d656cb2b337936320ad4b
PDF
Publication pageb89d73b0e517b1171e835775b4fc1614c4ba3a9da97fded2f3df45cfba0189b8
Manifest619f72f31fc138e34005942080633ad991a62d239e7c0d1365d40ac5da05eb21

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureAnvZGJQNcbPuBKdY2NYz/5X1nN3hBJspaNjLOPZ32d7p2xkWNUvByLx3+Mz1YMehmgGzB7nE3rF0HABOploXAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:00.987852ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101449
observed b89d73b0e517b1171e835775b4fc1614...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:00.970140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101449/manifest.json
observed 619f72f31fc138e34005942080633ad9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:00.952898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101449/publication.md
observed 87a531c44c66d060299dd6104a3287dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:00.932976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101449/publication.txt
observed 2209c317c55b7ef85a7ea9a4c449473d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.